λ€νΈμν¬ λ°μ΄ν° λ§ν¬ κ³μΈ΅μμ λμνλ μ€μμΉλ λ€νΈμν¬μμ μ€μν μν μ νλ μ₯λΉ μ€ νλμ λλ€. μ€μμΉλ μ»΄ν¨ν°μ κ°μ 2κ° μ΄μμ IT λλ°μ΄μ€κ° μλ‘ ν΅μ νλλ‘ νμ©νλ μ₯λΉμ λλ€. μ¬λ¬ IT λλ°μ΄μ€λ₯Ό μ°κ²°νλ©΄ ν΅μ λ€νΈμν¬κ° μμ±λ©λλ€. μ΄ ν΅μ λ€νΈμν¬μμμ μ»΄ν¨ν , μΈμ, μλ², νμΌ μ€ν 리μ§, μΈν°λ· μ‘μΈμ€ λ° κΈ°ν IT 리μμ€λ₯Ό 곡μ ν μ μμ΅λλ€.
μ€μμΉ λ΄λΆμλ MAC μ£Όμ ν μ΄λΈμ΄ μ‘΄μ¬ν©λλ€. μ΄λ μ€μμΉμ ν¬νΈ λ²νΈμ ν΄λΉ ν¬νΈμ μ°κ²°λμ΄ μλ μ»΄ν¨ν°μ MACμ£Όμκ° λ±λ‘λλ λ°μ΄ν°λ² μ΄μ€μ λλ€.
μ€μμΉλ μ»΄ν¨ν°μμ λͺ©μ μ§ MAC μ£Όμκ° μΆκ°λ νλ μμ΄ μ μ‘λμμ λ, νλ μμ λ³΄λΈ μ»΄ν¨ν°μ MAC μ£Όμκ° μΆκ° λμ΄ μμ§ μμΌλ©΄ μλμΌλ‘ ν μ΄λΈμ μ λ°μ΄νΈλ₯Ό ν©λλ€. μ΄λ₯Ό MAC μ£Όμ νμ΅ κΈ°λ₯μ΄λΌκ³ ν©λλ€.
νμ§λ§ μ¬κΈ°μ λͺ©μ μ§μ MAC μ£Όμλ λ±λ‘μ΄ λμ΄ μμ΄μΌ ν©λλ€. κ·Έλ μ§ μμΌλ©΄ μ€μμΉλ λ°μλ νλ μμ μ°κ²°λ λͺ¨λ μ»΄ν¨ν°μ μ μ‘μ ν©λλ€.
μ΄λ₯Ό νλ¬λ©(flooding)μ΄λΌκ³ ν©λλ€. κ·Έλ¦¬κ³ μΆλ°μ§μ λͺ©μ μ§ λͺ¨λ ν μ΄λΈμ μ‘΄μ¬νλ κ²½μ°μ μ°Ύλ κ²μ MAC μ£Όμ νν°λ§μ΄λΌκ³ ν©λλ€. νν°λ§μ ν΄μΌ λΆνμν λ°μ΄ν° μ μ‘μ λ§μ μ μλ κ²μ΄μ£ .
μ€μμΉλ λ ν μ μ΄μ€ ν΅μ λ°©μμ ν΅ν΄μ λ€νΈμν¬λ₯Ό μ μ‘ν©λλ€. μ μ΄μ€ ν΅μ λ°©μμ ν¬λ‘μ€ μΌμ΄λΈμ μ¬μ©νμ¬ λ°μ΄ν°μ μ‘μμ μ λμμ ν΅μ νλ λ°©λ²μΌλ‘ λ°μ΄μ€ ν΅μ λ°©μκ³Ό μλ°λ©λλ€.
λ°μ΄μ€ ν΅μ λ°©μμ ν΅λ‘κ° νλ λΏμ΄λΌ μ‘μμ μ΄ λμμ μΌμ΄λλ©΄ μΆ©λμ΄ λ°μν©λλ€. (= λ°μ΄μ€ ν΅μ λ°©μμΈ νλΈμ λ¬Έμ μ )
μΆ©λμ΄ λ°μν λ κ·Έ μν₯μ΄ λ―ΈμΉλ λ²μλ₯Ό μΆ©λ λλ©μΈ(Collision Domain)μ΄λΌκ³ ν©λλ€.
νλΈμ κ²½μ° μΆ©λμ΄ μΌμ΄λλ©΄ νλΈ λΏλ§ μλλΌ νλΈμ μ°κ²°λ λͺ¨λ μ»΄ν¨ν°κ° μΆ©λ λλ©μΈ λ²μμ λ€μ΄κ°λλ€. νμ§λ§ μ€μμΉλ μΆ©λμ΄ μΌμ΄λ μ»΄ν¨ν°μμ μ‘μμ λ§ μΆ©λ λλ©μΈ λ²μλ‘ μ‘ν ν¨μ¬ ν¨μ¨μ μ λλ€.
Switch: A network device that operates at the data link layer, using MAC addresses to forward frames efficiently between network devices within its ports.
MAC Address Table: A table maintained by a switch that maps MAC addresses to corresponding switch ports, enabling efficient frame forwarding.
Flooding: A network process where a switch broadcasts a frame to all its ports when the destination MAC address is not found in its MAC address table.
MAC Address Filtering: The process of selectively allowing or blocking network traffic based on the source or destination MAC addresses in a switch's MAC address table.
Full-Duplex Communication: A communication mode in which data can be transmitted and received simultaneously, allowing for faster and more efficient communication.
Half-Duplex Communication: A communication mode in which data can be transmitted or received, but not simultaneously, potentially leading to collisions and slower communication.
Collision Domain: A network segment where data collisions can occur, typically in half-duplex communication, potentially leading to degraded network performance.
'Computer Science > Network' μΉ΄ν κ³ λ¦¬μ λ€λ₯Έ κΈ
13 μλΈλ· (Subnet) (1) | 2023.12.27 |
---|---|
12 Network Layer (λ€νΈμν¬ κ³μΈ΅) (1) | 2023.12.27 |
10 λ°μ΄ν° λ§ν¬ κ³μΈ΅ - Data Link Layer + MAC Address (0) | 2023.12.21 |
9 Physical Layer - 물리 κ³μΈ΅ (0) | 2023.12.20 |
8 μΊ‘μνμ μμΊ‘μν - Encapsulation & Decapsulation (0) | 2023.12.19 |
λκΈ